Question: In a photochemical reaction A -7 B + C, the quantum efficiency with 500 nm light is 1.2 x 102 mol einstein-1, After exposure of

In a photochemical reaction A -7 B + C, the quantum efficiency with 500 nm light is 1.2 x 102 mol einstein-1, After exposure of 200 mmol A to the light, 1.77 mmol B is formed. How many photons were absorbed by A?

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